1027323649 has 16 divisors (see below), whose sum is σ = 1128358656. Its totient is φ = 927590400.

The previous prime is 1027323629. The next prime is 1027323653. The reversal of 1027323649 is 9463237201.

It is not a de Polignac number, because 1027323649 - 2⁹ = 1027323137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1027323629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1602369 + ... + 1603009.

It is an arithmetic number, because the mean of its divisors is an integer number (70522416).

Almost surely, 2^1027323649 is an apocalyptic number.

It is an amenable number.

1027323649 is a deficient number, since it is larger than the sum of its proper divisors (101035007).

1027323649 is a wasteful number, since it uses less digits than its factorization.

1027323649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 1027323649 is about 32051.8899442763. The cubic root of 1027323649 is about 1009.0261661981.

The spelling of 1027323649 in words is "one billion, twenty-seven million, three hundred twenty-three thousand, six hundred forty-nine".